CN206017965U - A kind of novel pneumatic diaphragm valve - Google Patents

A kind of novel pneumatic diaphragm valve Download PDF

Info

Publication number
CN206017965U
CN206017965U CN201621027740.5U CN201621027740U CN206017965U CN 206017965 U CN206017965 U CN 206017965U CN 201621027740 U CN201621027740 U CN 201621027740U CN 206017965 U CN206017965 U CN 206017965U
Authority
CN
China
Prior art keywords
valve
diaphragm
pressure gauge
membrane cover
novel pneumatic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201621027740.5U
Other languages
Chinese (zh)
Inventor
周绍利
周绍洪
王国富
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Santhai Valve Pipe-Fitting Co Ltd
Original Assignee
Santhai Valve Pipe-Fitting Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Santhai Valve Pipe-Fitting Co Ltd filed Critical Santhai Valve Pipe-Fitting Co Ltd
Priority to CN201621027740.5U priority Critical patent/CN206017965U/en
Application granted granted Critical
Publication of CN206017965U publication Critical patent/CN206017965U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

A kind of novel pneumatic diaphragm valve, including valve body, the valve body is provided with support, support is connected with the cylinder of control valve element running, the valve element is arranged on valve inner, and contacts with the valve seat in valve body, and valve element is connected with diaphragm by valve rod, valve rod is connected with diaphragm by push rod, and diaphragm is placed in membrane cover, membrane cover includes that membrane cover and lower membrane cover, the upper membrane cover are connected by bolt with lower membrane cover, spring is provided between the diaphragm and lower membrane cover, the spring band ovable valve stem work;The valve seat is provided with bolster.The beneficial effects of the utility model:The novel pneumatic diaphragm valve is not only simple in structure, easy to make, and push rod is mutually fixed with diaphragm by centring ring, can effectively ensure that push rod is more stable when operating by diaphragm, and the bolster on valve seat can increase the service life of valve element.

Description

A kind of novel pneumatic diaphragm valve
Technical field
The utility model is related to a kind of valve, especially a kind of novel pneumatic diaphragm valve.
Background technology
Pneumatic diaphragm valve is a kind of relatively common automatic-control diaphragm valve, and which mainly includes valve body and valve rod, valve rod The inside of valve body is installed on, the bottom of valve rod is provided with valve element, on valve element, is connected with the diaphragm that control valve is opened/closed, The top of valve rod is provided with pneumatic head, and the operation principle of this pneumatic diaphragm valve is:Pneumatic head is controlled by the opening and closing of gas circuit Mobile, so as to band ovable valve stem moves up and down, the diaphragm being connected with movable valve plug and with valve element of transporting to up and down of valve rod moves up and down And the purpose of open/close valves door is played, as this pneumatic diaphragm valve is easy to operate, it is widely used in food, pharmacy Industry, with extraordinary application prospect.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of novel pneumatic diaphragm valve, the novel pneumatic every Film valve is not only simple in structure, easy to make, and push rod is mutually fixed with diaphragm by centring ring, can effectively ensure that push rod exists More stable when running by diaphragm, the bolster on valve seat can increase the service life of valve element.
The utility model solves the technical scheme that adopted of above-mentioned technical problem;
A kind of novel pneumatic diaphragm valve, including valve body, the valve body is provided with support, and support is connected with control valve element running Cylinder, the valve element is arranged on valve inner, and contacts with the valve seat in valve body, and valve element is connected with diaphragm by valve rod Connect, valve rod is connected with diaphragm by push rod, and diaphragm is placed in membrane cover, membrane cover includes membrane cover and lower membrane cover, the upper film Lid is connected by bolt with lower membrane cover, is provided with spring between the diaphragm and lower membrane cover, the spring band ovable valve stem work; The valve seat is provided with bolster.
The bolster is valve rubber, and the valve rubber is on funnel-form setting valve seat.
The push rod is provided with centring ring with diaphragm junction, and the centring ring fixation push rod is on diaphragm.
Diaphragm is provided with the groove for accommodating spring, and the bottom portion of groove is contacted with the top of spring, and contact position sets There is cushion pad.
Also include:Pressure gauge and pressure gauge control valve, the pressure gauge control valve include:Pressure gauge control valve body and the Two screw handle, are additionally provided with opening on the valve body.
The pressure gauge controls valve body for cylinder, is provided with along the pressure gauge control on the pressure gauge control valve body Second cavity of the short transverse insertion of valve body processed, one end of pressure gauge control valve body at the opening with described Valve body connects, and the other end of the pressure gauge control valve body is connected with the pressure gauge, and described second screws handle is arranged on The pressure gauge controls the side of valve body, and the pressure gauge is used for the hydraulic pressure for detecting water injecting pump, and the pressure gauge control valve is used In the manometric opening and closing are controlled, described second screws handle is used for controlling second cavity and the valve body Conducting and packing.
The beneficial effects of the utility model:The novel pneumatic diaphragm valve is not only simple in structure, easy to make, and push rod is logical Cross centring ring mutually to fix with diaphragm, can effectively ensure that push rod is more stable when operating by diaphragm, on valve seat Bolster can increase the service life of valve element.
Description of the drawings
Further illustrate with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model.
Specific embodiment
A kind of novel pneumatic diaphragm valve as shown in Figure 1, including valve body 1, the valve body 1 is provided with support 5, and support 5 connects The cylinder 6 of the control running of valve element 3 is connected to, the valve element 3 is arranged on inside valve body 1, and is contacted with the valve seat 2 in valve body 1, valve Core 3 is connected with diaphragm 10 by valve rod 4, and valve rod 4 is connected with diaphragm 10 by push rod 7, and diaphragm 10 is placed in membrane cover, film Lid includes that membrane cover 8 and lower membrane cover 11, the upper membrane cover 11 are connected by bolt with lower membrane cover 8, the diaphragm 10 and lower film Spring 9 is provided between lid 8, and the spring 9 works with ovable valve stem 4;The valve seat 2 is provided with bolster 13.
The bolster 13 is valve rubber, and the valve rubber is on funnel-form setting valve seat 2.
The push rod is provided with centring ring with diaphragm junction, and the centring ring fixation push rod is on diaphragm.
Diaphragm 10 is provided with the groove for accommodating spring 9, and the bottom portion of groove is contacted with the top of spring 9, and contacts position Cushion pad 12 is installed.
Also include:Pressure gauge and pressure gauge control valve, the pressure gauge control valve include:Pressure gauge control valve body and the Two screw handle, are additionally provided with opening on the valve body 1.
The pressure gauge controls valve body for cylinder, is provided with along the pressure gauge control on the pressure gauge control valve body Second cavity of the short transverse insertion of valve body processed, one end of pressure gauge control valve body at the opening with described Valve body 1 connects, and the other end of the pressure gauge control valve body is connected with the pressure gauge, and described second screws handle is arranged on The pressure gauge controls the side of valve body, and the pressure gauge is used for the hydraulic pressure for detecting water injecting pump, and the pressure gauge control valve is used In the manometric opening and closing are controlled, described second screws handle is used for controlling second cavity and the valve body 1 Conducting and packing.
The utility model is illustrated by above-described embodiment, but it is to be understood that, above-described embodiment is For citing and descriptive purpose, and it is not intended to the utility model is limited in described scope of embodiments.In addition ability Field technique personnel it is understood that the utility model is not limited to above-described embodiment, according to teaching of the present utility model also More kinds of variants and modifications can be made, these variants and modifications all fall within the utility model scope required for protection with Interior.

Claims (6)

1. a kind of novel pneumatic diaphragm valve, it is characterised in that including valve body, the valve body is provided with support, and support is connected with control The cylinder of valve element processed running, the valve element is arranged on valve inner, and contacts with the valve seat in valve body, valve element by valve rod with Diaphragm is connected, and valve rod is connected with diaphragm by push rod, and diaphragm is placed in membrane cover, and membrane cover includes membrane cover and lower membrane cover, The upper membrane cover is connected by bolt with lower membrane cover, is provided with spring between the diaphragm and lower membrane cover, and the spring drives Valve rod works;The valve seat is provided with bolster.
2. a kind of novel pneumatic diaphragm valve according to claim 1, it is characterised in that the bolster is valve rubber, institute State valve rubber to arrange on valve seat in funnel-form.
3. a kind of novel pneumatic diaphragm valve according to claim 1, it is characterised in that the push rod is set with diaphragm junction There is centring ring, the centring ring fixation push rod is on diaphragm.
4. a kind of novel pneumatic diaphragm valve according to claim 1, it is characterised in that diaphragm is provided with and accommodates the recessed of spring Groove, the bottom portion of groove are contacted with the top of spring, and contact position is provided with cushion pad.
5. a kind of novel pneumatic diaphragm valve as claimed in claim 1, it is characterised in that also include:Pressure gauge and pressure gauge control Valve processed, the pressure gauge control valve include:Pressure gauge control valve body and second screws handle, is additionally provided with out on the valve body Mouthful.
6. a kind of novel pneumatic diaphragm valve as claimed in claim 5, it is characterised in that the pressure gauge controls valve body for post Body, is provided with the second sky of the short transverse insertion for controlling valve body along the pressure gauge on the pressure gauge control valve body Chamber, one end of the pressure gauge control valve body are connected with the valve body at the opening, and the pressure gauge controls valve body The other end be connected with the pressure gauge, described second screws handle is arranged on the side that the pressure gauge controls valve body, institute Stating pressure gauge is used for controlling the manometric opening and closing for detecting the hydraulic pressure of water injecting pump, the pressure gauge control valve, Described second screws handle is used for controlling second cavity with the conducting and packing of the valve body.
CN201621027740.5U 2016-08-31 2016-08-31 A kind of novel pneumatic diaphragm valve Active CN206017965U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621027740.5U CN206017965U (en) 2016-08-31 2016-08-31 A kind of novel pneumatic diaphragm valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621027740.5U CN206017965U (en) 2016-08-31 2016-08-31 A kind of novel pneumatic diaphragm valve

Publications (1)

Publication Number Publication Date
CN206017965U true CN206017965U (en) 2017-03-15

Family

ID=58258216

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621027740.5U Active CN206017965U (en) 2016-08-31 2016-08-31 A kind of novel pneumatic diaphragm valve

Country Status (1)

Country Link
CN (1) CN206017965U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110671513A (en) * 2019-09-30 2020-01-10 上海龙猛机械有限公司 Electric back pressure valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110671513A (en) * 2019-09-30 2020-01-10 上海龙猛机械有限公司 Electric back pressure valve

Similar Documents

Publication Publication Date Title
CN206017965U (en) A kind of novel pneumatic diaphragm valve
CN104791501A (en) Bi-directional pressure self-balancing type stop valve
CN203297727U (en) Stop valve
CN203703204U (en) Pneumatic open spring reset type double-disc gate valve
CN202629100U (en) High-pressure block valve
CN204717001U (en) A kind of ammonia stop valve of high leak tightness
CN203146885U (en) 90-degree plastic quick-opening valve core
CN204042108U (en) Low temperature cylinder pressure maintaining valve
CN204328103U (en) A kind of vertical gas control balance stop valve
CN203686178U (en) Reversed sealing device for fixed-stroke valve stem
CN204571926U (en) Blowout prevention adjusting center rubber gate
CN207333755U (en) A kind of spool of flow control valve
CN201925492U (en) Double-wishbone spreading type butterfly valve
CN206310000U (en) A kind of unidirectional accumulator valve
CN204755959U (en) Parallel dual -gate valve
CN204083457U (en) Momentum safety valve
CN204592391U (en) A kind of plastic pneumatic diaphragm valve
CN200993241Y (en) Water-sealed butterfly valve
CN204433507U (en) A kind of petrol storage tank
CN202510732U (en) Pressure regulating valve
CN202659907U (en) Sealing structure of valve rod of stop valve
CN205678193U (en) A kind of marine air fine start relief valve
CN103438230B (en) Self-powering type sequencing valve
CN202493684U (en) Diaphragm type pressure reducing valve
CN202746623U (en) Valve

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model